JP2018096038A - 中堀式沈設立坑構築工法と内面保護用内管 - Google Patents
中堀式沈設立坑構築工法と内面保護用内管 Download PDFInfo
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- JP2018096038A JP2018096038A JP2016238573A JP2016238573A JP2018096038A JP 2018096038 A JP2018096038 A JP 2018096038A JP 2016238573 A JP2016238573 A JP 2016238573A JP 2016238573 A JP2016238573 A JP 2016238573A JP 2018096038 A JP2018096038 A JP 2018096038A
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- Prior art keywords
- shaft
- inner pipe
- surface protective
- building block
- construction method
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000010276 construction Methods 0.000 title claims abstract description 23
- 238000005553 drilling Methods 0.000 title abstract description 3
- 230000001681 protective effect Effects 0.000 title abstract 5
- 239000000463 material Substances 0.000 claims abstract description 14
- 238000000034 method Methods 0.000 description 8
- 238000009412 basement excavation Methods 0.000 description 4
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical group [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000010801 sewage sludge Substances 0.000 description 1
- 239000011359 shock absorbing material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
Images
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- Sewage (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
Description
B 内面保護用内管
C 緩衝材
1a,1b,1c 単位ブロック
2a,2b,2c,2d,2e,2f 単位ケーシング
3 土留兼用筒状ライナープレート
4 曲がり防止ガイド
5 圧入装置
6 刃口
7 クラムシエル
8 堀削バケット
9,13 フランジ継手
10,14,18 ボルト
11,15 ナット
12 ボルト孔
16 アイボルト
17 連結プレート
Claims (2)
- 立坑構築ブロックの内側に、端部口縁の外側に緩衝材付フランジ継手を設けた複数の単位ケーシングを接続して成る内面保護用内管を内装し、その下端に前記立坑構築ブロックの外径よりも外径が大きい刃口を装着し、自重及び圧入装置で圧入力を加えながら中堀して立坑構築ブロックを内面保護用内管と共に所定位置まで、沈設した後、前記内面保護用内管を抜くことを特徴とする中堀式立坑構築工法。
- 外側に設けたフランジ継手で一体として縦割り2分割の適数の単位ケーシングを端部口縁の外側に設けたフランジ継手で接続し、前記フランジ継手に緩衝材を設けたことを特徴とする内面保護用内管。
Priority Applications (1)
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JP2016238573A JP6885715B2 (ja) | 2016-12-08 | 2016-12-08 | 中堀式沈設立坑構築工法と立坑構築ブロックの内面保護用内管 |
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JP2016238573A JP6885715B2 (ja) | 2016-12-08 | 2016-12-08 | 中堀式沈設立坑構築工法と立坑構築ブロックの内面保護用内管 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2018096038A true JP2018096038A (ja) | 2018-06-21 |
JP6885715B2 JP6885715B2 (ja) | 2021-06-16 |
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JP2016238573A Active JP6885715B2 (ja) | 2016-12-08 | 2016-12-08 | 中堀式沈設立坑構築工法と立坑構築ブロックの内面保護用内管 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7001304B1 (ja) * | 2021-10-13 | 2022-01-19 | ベルテクス株式会社 | 組立式箱形マンホール |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4227583A (en) * | 1978-11-13 | 1980-10-14 | Wirth Maschinen-Und Bohrgerate-Fabrik | Method and apparatus for sinking shafts |
JPH11191918A (ja) * | 1997-12-25 | 1999-07-13 | Ito Yogyo Co Ltd | コンクリート製品の接続方法、接続構造およびシール用可とう性継手 |
JP2003155887A (ja) * | 2001-11-19 | 2003-05-30 | Chichibu Concrete Kogyo Kk | 立坑の沈設構築工法 |
JP2003253685A (ja) * | 2002-03-01 | 2003-09-10 | Shiraishi Corp | 柱状構造物廻りの簡易仮締切り工法 |
JP2004044086A (ja) * | 2002-07-08 | 2004-02-12 | Jfe Metal Products & Engineering Inc | ケーソン周面摩擦低減工法およびケーソン躯体 |
JP2009243079A (ja) * | 2008-03-29 | 2009-10-22 | Shinmei Sangyo:Kk | マンホールの止水器 |
-
2016
- 2016-12-08 JP JP2016238573A patent/JP6885715B2/ja active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4227583A (en) * | 1978-11-13 | 1980-10-14 | Wirth Maschinen-Und Bohrgerate-Fabrik | Method and apparatus for sinking shafts |
JPH11191918A (ja) * | 1997-12-25 | 1999-07-13 | Ito Yogyo Co Ltd | コンクリート製品の接続方法、接続構造およびシール用可とう性継手 |
JP2003155887A (ja) * | 2001-11-19 | 2003-05-30 | Chichibu Concrete Kogyo Kk | 立坑の沈設構築工法 |
JP2003253685A (ja) * | 2002-03-01 | 2003-09-10 | Shiraishi Corp | 柱状構造物廻りの簡易仮締切り工法 |
JP2004044086A (ja) * | 2002-07-08 | 2004-02-12 | Jfe Metal Products & Engineering Inc | ケーソン周面摩擦低減工法およびケーソン躯体 |
JP2009243079A (ja) * | 2008-03-29 | 2009-10-22 | Shinmei Sangyo:Kk | マンホールの止水器 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7001304B1 (ja) * | 2021-10-13 | 2022-01-19 | ベルテクス株式会社 | 組立式箱形マンホール |
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